Pistonset 70cc -087- 50head 4th oversize. This piston is only suitable for the old style 6-volt engines with the old style 6-volt 50head.

Pistonset 70cc -087- 70head standard size. This piston is only suitable for the old style 6-volt engines with the old style 6-volt 70head.

Pistonset 70cc -087- 70head 1st oversize. This piston is only suitable for the old style 6-volt engines with the old style 6-volt 70head.

Pistonset 70cc -087- 70head 2nd oversize. This piston is only suitable for the old style 6-volt engines with the old style 6-volt 70head.

Pistonset 70cc -087- 70head 3th oversize. This piston is only suitable for the old style 6-volt engines with the old style 6-volt 70head.

Pistonset 70cc -087- 70head 4th oversize. This piston is only suitable for the old style 6-volt engines with the old style 6-volt 70head.

Pistonset 88cc (52mm) -377- for 70cc head.

Pistonset for C90 new type (long cilinder) 54mm for a 70cc 6 volt cilinderhead -GB0-

Pistonset -GB5- 85cc (51mm) for 12 volt CDI engines. This in combination with the 70cc stock head or with the 70cc 6 volt head

Pistonset -GB5- 88cc (52mm) for 12 volt CDI engines. This in combination with the 70cc stock head or with the 70cc 6 volt head